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Accumulated Other Comprehensive Loss
 12 Months Ended
Dec. 31, 2023
Stockholders' Equity Note [Abstract]  
Accumulated Other Comprehensive Loss
(21) Accumulated Other Comprehensive Loss

The changes in the balances of accumulated other comprehensive loss by component are as follows:

(in thousands)Foreign currency translation adjustmentDefined benefit pension planDerivative financial instrumentsUnrealized loss on short-term investmentsTotal
Balance at December 31, 2020$(4,831)$(2,924)$(721)$— $(8,476)
Other comprehensive income (loss)(30,633)682 — — (29,951)
Amounts reclassified from accumulated other comprehensive income (loss) a
— — 721 — 721 
Balance at December 31, 2021(35,464)(2,242)— — (37,706)
Other comprehensive income (loss)(18,730)2,777 — (3,557)(19,510)
Amounts reclassified from accumulated other comprehensive income (loss) a
— 165 — 3,229 3,394 
Balance at December 31, 2022(54,194)700 — (328)(53,822)
Other comprehensive income (loss)9,630 (354)— 108 9,384 
Amounts reclassified from accumulated other comprehensive income (loss) a
— (32)— 220 188 
Balance at December 31, 2023$(44,564)$314 $— $— $(44,250)
a.Amount reclassified into interest and other income (expense), net on the statements of operations. See Note 24 for details regarding fair value measurements and unrealized gains (losses) on short-term investments.

The amounts presented in the table above are net of income taxes. Income tax effects of these items are released from accumulated other comprehensive loss contemporaneously with the related gross pretax amount. For additional information about foreign currency translation and derivative financial instruments, see Note 2. For additional information about the defined benefit pension plan, see Note 14.